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Marquise|Lab Grown|IGI

3.05ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG819619460

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819619460

Diamond specifications and retailer prices

From $1,961 USD
As of October 27, 2026
Save $6,363 USD (76%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $10,225 USD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG819619460 or 819619460. Listed at 25 retailers as of October 27, 2026, with a 324% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819619460
Dimensions15.23 × 7.45 × 4.69 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.23 mm7.45 mm3.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819619460
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $10,225 USD|Low: $1,961 USD|High: $10,954 USD|Avg: $5,921 USD|-6.7%
Novita Diamonds
Retailer 2
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Retailer 23
October 29, 2026
Retailer 12$1,961 USD
Retailer 6$2,134 USD
Retailer 5$2,197 USD
Retailer 17$2,275 USD
Retailer 19$2,410 USD
Retailer 21$2,412 USD
Retailer 13$3,120 USD
Retailer 4$3,127 USD
Retailer 23$3,301 USD
Retailer 18$3,605 USD
Retailer 9$4,313 USD
Retailer 14$4,435 USD
Retailer 16$4,553 USD
Retailer 2$5,283 USD
Retailer 10$6,131 USD
Retailer 7$6,295 USD
Retailer 20$6,533 USD
Retailer 8$6,814 USD
Retailer 15$7,018 USD
Retailer 3$7,620 USD
Retailer 11$7,965 USD
Retailer 22$8,324 USD
Novita Diamonds$10,225 USD

34 data points across 23 retailers

25 retailers$1,961 USD to $8,324 USD

A
Cheapest Retailer
-
$1,961 USD
A
Retailer 2
-
$2,134 USD
View
A
Retailer 3
-
$2,197 USD
View
Final sale: no returns
A
Retailer 4
-
$2,275 USD
View
A
Retailer 5
-
$2,410 USD
View
A
Retailer 6
-
$2,412 USD
View
Retailer 7
-
$3,103 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
$3,120 USD
£2,457 GBP
View
A
Retailer 9
-
$3,127 USD
View
A
Retailer 10
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$3,301 USD
View
A
Retailer 11
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$3,605 USD
€3,433 EUR
View
A
Retailer 12
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$4,313 USD
£3,396 GBP
View
A
Retailer 13
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$4,435 USD
View
A
Retailer 14
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$4,553 USD
View
A
Retailer 15
-
$5,283 USD
ZAR 85,351 ZAR
View
A
Retailer 16
-
$5,869 USD
View
B+
Retailer 17
-
$6,131 USD
View
B+
Retailer 18
-
$6,295 USD
View
B+
Retailer 19
-
$6,533 USD
£5,144 GBP
View
B+
Retailer 20
-
$6,814 USD
View
Retailer 21
-
$7,018 USD
A$10,797 AUD
View
Price last confirmed 7 days ago
B+
Retailer 22
-
$7,620 USD
View
B+
Retailer 23
-
$7,965 USD
View
B+
Retailer 24
-
$8,324 USD
View
Most Expensive
Novita Diamonds
cert_819619460 · Oct 8
$10,225 USD
A$15,730 AUD
View
Price last confirmed 21 days ago
24 more retailers have this diamond
Prices start from $1,961 USDSave up to $6,363 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.05ct Marquise
$1,961 USD